The reverse() method doesn't return any value. It updates the existing list.
#The original array
arr = [11, 22, 33, 44, 55]
print("Array is :",arr)
res = arr[::-1] #reversing using list slicing
print("Resultant new reversed array:",res)#The original array
arr = [11, 22, 33, 44, 55]
print("Array is :",arr)
res = arr[::-1] #reversing using list slicing
print("Resultant new reversed array:",res)def reverse_sublist(lst,start,end):
lst[start:end] = lst[start:end][::-1]
return lst